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From Ivan <xhh...@gmail.com>
Subject Re: About deploying web applications to Tomcat 7.0
Date Mon, 04 Jan 2010 06:22:27 GMT
By the way, is there any introduction for the Aries application bundle ? I
did not find too much things on their wiki.

2010/1/4 Ivan <xhhsld@gmail.com>

> Yes, I am also sure that it should be easy to make the mvn protocol handler
> to support the nested bundle function.  The reason for saying "not a
> standard bundle" is for the no-copying OSGI bundle deployment, I guess that
> it might be more difficult if the source file is a nested bundle file.
> However, it is just a guess ;-)
>
> 2010/1/4 David Jencks <david_jencks@yahoo.com>
>
>
>> On Jan 3, 2010, at 5:53 PM, Ivan wrote:
>> <snip>
>>
>>  I will try the solution about dividing the ear as multiple bundles, the
>>>> ear itself is one, all the modules it contains are the others, and it is
>>>> possible to use require-bundle to connect the module bundle to the ear
>>>> bundle.
>>>>
>>>
>>> I'd prefer to avoid require-bundle.  I was thinking of modifying the pax
>>> url handler so that we could continue to repackage the ear as we do now, but
>>> have the car file contain several bundles corresponding to the different
>>> modules inside.  We could perhaps imitate jar urls and append !<moduleName>
>>> to point to an "internal" bundle.  If we did this the car would still be a
>>> single artifact in maven but would supply all the bundles at once.
>>>
>>>    Yes, require-bundle did not have a good reputation in the OSGI world,
>>> but in this scenario, I think we could use it to reduce the complexity.
>>>    Keeping the same package way is a good choice, for currently, the
>>> repository directory is a really 'repository', Geronimo never loads any
>>> class from it, ^_^.  But if in that way, the file is not a standard bundle,
>>> and it only works for the special url handler.
>>>
>>
>> Well, after the bundle gets extracted by the url handler it's a plain
>> ordinary bundle.  The car-with bundles-inside is really just a delivery
>> mechanism.  I'm pretty sure it would be easy to implement, but might not be
>> a great idea long term.  It might be convenient until we find something
>> better.  On the other hand it might get popular in other contexts.
>>
>> I forgot to mention that the other approach that seems promising to me is
>> to use the application bundle idea from the aries project.
>>
>> thanks
>> david jencks
>>
>>
>>>  One thing I am thinking is that how to generate the exports for the ear
>>>> bundle, maybe the deployer might need use something like asm to scan all
the
>>>> library files.
>>>>
>>>
>>> I think we should look into using BND for this.
>>>
>>>    Yes, BND should help us.
>>>
>>> thanks
>>> david jencks
>>>
>> <snip>
>>
>
>
>
> --
> Ivan
>



-- 
Ivan

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